/* ModelTypes - Types defined in msLib.h.  C arrays converted to use std::vector */

#ifndef MODEL_TYPES_H
#define MODEL_TYPES_H

#include "RageTypes.h"

#include <cstdint>
#include <vector>

struct msTriangle
{
    uint16_t nVertexIndices[3];
};


struct msMesh
{
    RString sName;
    int8_t nMaterialIndex;
	
    std::vector<RageModelVertex> Vertices;
	
	// OPTIMIZATION: If all verts in a mesh are transformed by the same bone,
	// then send the transform to the graphics card for the whole mesh instead
	// of transforming each vertex on the CPU;
    int8_t m_iBoneIndex; // -1 = no bone
	
    std::vector<msTriangle> Triangles;
};

class RageTexture;

class AnimatedTexture
{
public:
	AnimatedTexture();
	~AnimatedTexture();
	
	RageVector3 RadianToDegree(RageVector3 radian);

	void LoadBlank();
	void Load(const RString &sTexOrIniFile);
	void Unload();
	void Update(float fDelta);

	RageTexture* GetCurrentTexture();

	int GetNumStates() const;
	void SetState(int iNewState);
	float GetAnimationLengthSeconds() const;
	void SetSecondsIntoAnimation(float fSeconds);
	float GetSecondsIntoAnimation() const;
	RageVector2 GetTextureTranslate();

	bool m_bSphereMapped;
	BlendMode m_BlendMode;

	bool NeedsNormals() const { return m_bSphereMapped; }

private:
	RageVector2 m_vTexOffset;
	RageVector2 m_vTexVelocity;

	int m_iCurState;
	float m_fSecsIntoFrame;
	struct AnimatedTextureState
	{
		AnimatedTextureState(RageTexture* pTexture_, float fDelaySecs_, RageVector2 vTranslate_)
			: pTexture(pTexture_), fDelaySecs(fDelaySecs_), vTranslate(vTranslate_)
		{
		}

		RageTexture* pTexture;
		float fDelaySecs;
		RageVector2 vTranslate;
	};
	std::vector<AnimatedTextureState> vFrames;
};

struct msMaterial
{
	int			nFlags;
	RString		sName;
	RageColor	Ambient;
	RageColor	Diffuse;
	RageColor	Specular;
	RageColor	Emissive;
	float		fShininess;
	float		fTransparency;

	AnimatedTexture	diffuse;
	AnimatedTexture	alpha;

	bool NeedsNormals() const { return diffuse.NeedsNormals() || alpha.NeedsNormals() ; }
};

struct msPositionKey
{
	float fTime;
	RageVector3 Position;

	msPositionKey() : fTime(0.0f) {}
};

struct msRotationKey
{
	float fTime;
	RageVector4 Rotation;

	msRotationKey() : fTime(0.0f) {}
};

struct msBone
{
	int nFlags;
	RString sName;
	RString sParentName;
	RageVector3 Position;
	RageVector3 Rotation;

	std::vector<msPositionKey> PositionKeys;
	std::vector<msRotationKey> RotationKeys;

	msBone() : nFlags(0) {}
};

struct msAnimation
{
	int FindBoneByName( const RString &sName ) const
	{
		for (unsigned i = 0; i < Bones.size(); i++)
		{
			if (Bones[i].sName == sName)
				return i;
		}
		return -1;
	}

	bool LoadMilkshapeAsciiBones( RString sAniName, RString sPath );

	std::vector<msBone> Bones;
	int nTotalFrames = 0;
};

struct myBone_t
{
	RageMatrix m_Relative;
	RageMatrix m_Absolute;
	RageMatrix m_Final;
};

#endif

/*
 * (c) 2003-2004 Chris Danford
 * All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, and/or sell copies of the Software, and to permit persons to
 * whom the Software is furnished to do so, provided that the above
 * copyright notice(s) and this permission notice appear in all copies of
 * the Software and that both the above copyright notice(s) and this
 * permission notice appear in supporting documentation.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
 * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
 * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
 * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
 * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */
